209212974

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1973}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 467458992

約数和(自身を除く): 258246018

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 137, 258, 274, 387, 411, 774, 822, 1233, 1973, 2466, 3946, 5891, 5919, 11782, 11838, 17673, 17757, 35346, 35514, 53019, 84839, 106038, 169678, 254517, 270301, 509034, 540602, 763551, 810903, 1527102, 1621806, 2432709, 4865418, 11622943, 23245886, 34868829, 69737658, 104606487, 209212974]

約数ペア:

[(1, 209212974), (2, 104606487), (3, 69737658), (6, 34868829), (9, 23245886), (18, 11622943), (43, 4865418), (86, 2432709), (129, 1621806), (137, 1527102), (258, 810903), (274, 763551), (387, 540602), (411, 509034), (774, 270301), (822, 254517), (1233, 169678), (1973, 106038), (2466, 84839), (3946, 53019), (5891, 35514), (5919, 35346), (11782, 17757), (11838, 17673)]